DefinitelyTyped/types/intercom-web/index.d.ts

// Type definitions for Intercom Web API 2.8
// Project: https://docs.intercom.io/
//            configure-intercom-for-your-product-or-site/
//            customize-the-intercom-messenger/the-intercom-javascript-api
// Definitions by: Andrew Fong <https://github.com/fongandrew>
//                 Samer Albahra <https://github.com/salbahra>
// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped

declare namespace Intercom_ {
  interface IntercomSettings {
    app_id?: string;
    email?: string;
    created_at?: number;
    name?: string;
    user_id?: string;
    user_hash?: string;
    widget?: {
      activator?: string;
    };
    company?: {
      id: string|number,
      name: string,
      created_at: number,
      plan?: string,
      monthly_spend?: number,
      [index: string]: any;
    };
  }

  type IntercomCommand = 'boot'
    |'shutdown'
    |'update'
    |'hide'
    |'show'
    |'showMessages'
    |'showNewMessage'
    |'onHide'
    |'onShow'
    |'onActivatorClick'
    |'trackEvent';

  interface IntercomStatic {
    (command: 'boot', param: IntercomSettings): void;
    (command: 'shutdown' | 'hide' | 'show' | 'showMessages'): void;
    (command: 'update', param?: IntercomSettings): void;
    (command: 'showNewMessage', param?: string): void;
    (command: 'onHide' | 'onShow' | 'onActivatorClick', param?: () => void): void;
    (command: 'trackEvent', tag?: string, metadata?: any): void;
    (command: IntercomCommand, param1?: any, param2?: any): void;
  }
}

declare var Intercom: Intercom_.IntercomStatic;
declare var intercomSettings: Intercom_.IntercomSettings;
interface Window {
  intercomSettings: Intercom_.IntercomSettings;
}